1552222101 has 8 divisors (see below), whose sum is σ = 2069857984. Its totient is φ = 1034700480.

The previous prime is 1552222097. The next prime is 1552222109. The reversal of 1552222101 is 1012222551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1552222101 - 2² = 1552222097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552222109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10941 + ... + 56781.

It is an arithmetic number, because the mean of its divisors is an integer number (258732248).

Almost surely, 2^1552222101 is an apocalyptic number.

It is an amenable number.

1552222101 is a deficient number, since it is larger than the sum of its proper divisors (517635883).

1552222101 is a wasteful number, since it uses less digits than its factorization.

1552222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57131.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1552222101 is about 39398.2499738250. The cubic root of 1552222101 is about 1157.8473008970.

Adding to 1552222101 its reverse (1012222551), we get a palindrome (2564444652).

The spelling of 1552222101 in words is "one billion, five hundred fifty-two million, two hundred twenty-two thousand, one hundred one".